Grain size analysis also indicates that grain size characteristics are mainly influenced by intensity of erosion or deposition and morphology of windward slope.
粒度分析也表明，沙丘迎风坡表面粒度特征主要取决于表面蚀积状况，同断面形态表现出密切的相关性。
2
Drought and water shortage is the main restrictive factor to heighten grain output of dry slope land and the afforestation survival rate in Yuanmou dry hot valley.
干旱缺水是提高干热河谷旱坡地粮食产量和提高植树造林成活率的主要制约因素。
3
Crystal grain size along the normal direction of the (110), is one of the important factors affecting the slope factor.